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<FONT color="green">001</FONT>    // Copyright 2006-08 Regents of the University of California.  May be used <a name="line.1"></a>
<FONT color="green">002</FONT>    // under the terms of the revised BSD license.  See LICENSING for details.<a name="line.2"></a>
<FONT color="green">003</FONT>    /** <a name="line.3"></a>
<FONT color="green">004</FONT>     * @author Adrian Mettler <a name="line.4"></a>
<FONT color="green">005</FONT>     */<a name="line.5"></a>
<FONT color="green">006</FONT>    package org.joe_e.array;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    import java.io.IOException;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.io.ObjectInputStream;<a name="line.9"></a>
<FONT color="green">010</FONT>    import java.io.ObjectOutputStream;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.util.Arrays;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.lang.reflect.Array;<a name="line.12"></a>
<FONT color="green">013</FONT>    <a name="line.13"></a>
<FONT color="green">014</FONT>    /**<a name="line.14"></a>
<FONT color="green">015</FONT>     * An immutable array of &lt;code&gt;short&lt;/code&gt;.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    public final class ShortArray extends PowerlessArray&lt;Short&gt; {<a name="line.17"></a>
<FONT color="green">018</FONT>        static private final long serialVersionUID = 1L;   <a name="line.18"></a>
<FONT color="green">019</FONT>        <a name="line.19"></a>
<FONT color="green">020</FONT>        private /* final */ transient short[] shorts;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>        ShortArray(short... shorts) {<a name="line.22"></a>
<FONT color="green">023</FONT>            // Use back door constructor that sets backing store to null.<a name="line.23"></a>
<FONT color="green">024</FONT>            // This lets ConstArray's methods know not to use the backing<a name="line.24"></a>
<FONT color="green">025</FONT>            // store for accessing this object.<a name="line.25"></a>
<FONT color="green">026</FONT>            super(null);<a name="line.26"></a>
<FONT color="green">027</FONT>            this.shorts = shorts;<a name="line.27"></a>
<FONT color="green">028</FONT>        }<a name="line.28"></a>
<FONT color="green">029</FONT>        <a name="line.29"></a>
<FONT color="green">030</FONT>        /**<a name="line.30"></a>
<FONT color="green">031</FONT>         * Constructs an array of &lt;code&gt;short&lt;/code&gt;s.<a name="line.31"></a>
<FONT color="green">032</FONT>         * @param shorts each element<a name="line.32"></a>
<FONT color="green">033</FONT>         */<a name="line.33"></a>
<FONT color="green">034</FONT>        static public ShortArray array(final short... shorts) {<a name="line.34"></a>
<FONT color="green">035</FONT>            return new ShortArray(shorts.clone());<a name="line.35"></a>
<FONT color="green">036</FONT>        }<a name="line.36"></a>
<FONT color="green">037</FONT>        <a name="line.37"></a>
<FONT color="green">038</FONT>        /*<a name="line.38"></a>
<FONT color="green">039</FONT>         * The following are necessary because otherwise calls with &lt;=4 arguments<a name="line.39"></a>
<FONT color="green">040</FONT>         * are resolved to the superclass PowerlessArray<a name="line.40"></a>
<FONT color="green">041</FONT>         */<a name="line.41"></a>
<FONT color="green">042</FONT>        <a name="line.42"></a>
<FONT color="green">043</FONT>        /**<a name="line.43"></a>
<FONT color="green">044</FONT>         * Construct an empty &lt;code&gt;ShortArray&lt;/code&gt;<a name="line.44"></a>
<FONT color="green">045</FONT>         */<a name="line.45"></a>
<FONT color="green">046</FONT>        @SuppressWarnings("unchecked")  // the warning here seems completely bogus<a name="line.46"></a>
<FONT color="green">047</FONT>        static public ShortArray array() {<a name="line.47"></a>
<FONT color="green">048</FONT>            return new ShortArray(new short[]{});<a name="line.48"></a>
<FONT color="green">049</FONT>        }<a name="line.49"></a>
<FONT color="green">050</FONT>    <a name="line.50"></a>
<FONT color="green">051</FONT>        /**<a name="line.51"></a>
<FONT color="green">052</FONT>         * Construct a &lt;code&gt;ShortArray&lt;/code&gt; with one element.<a name="line.52"></a>
<FONT color="green">053</FONT>         * @param value    the value<a name="line.53"></a>
<FONT color="green">054</FONT>         */    <a name="line.54"></a>
<FONT color="green">055</FONT>        static public ShortArray array(short value) {<a name="line.55"></a>
<FONT color="green">056</FONT>            return new ShortArray(new short[]{value});<a name="line.56"></a>
<FONT color="green">057</FONT>        }<a name="line.57"></a>
<FONT color="green">058</FONT>        <a name="line.58"></a>
<FONT color="green">059</FONT>        /**<a name="line.59"></a>
<FONT color="green">060</FONT>         * Construct a &lt;code&gt;ShortArray&lt;/code&gt; with two elements.<a name="line.60"></a>
<FONT color="green">061</FONT>         * @param value1    the first value<a name="line.61"></a>
<FONT color="green">062</FONT>         * @param value2    the second value<a name="line.62"></a>
<FONT color="green">063</FONT>         */     <a name="line.63"></a>
<FONT color="green">064</FONT>        static public ShortArray array(short value1, short value2) {<a name="line.64"></a>
<FONT color="green">065</FONT>            return new ShortArray(new short[]{value1, value2});<a name="line.65"></a>
<FONT color="green">066</FONT>        }<a name="line.66"></a>
<FONT color="green">067</FONT>        <a name="line.67"></a>
<FONT color="green">068</FONT>        /**<a name="line.68"></a>
<FONT color="green">069</FONT>         * Construct a &lt;code&gt;ShortArray&lt;/code&gt; with three elements.<a name="line.69"></a>
<FONT color="green">070</FONT>         * @param value1    the first value<a name="line.70"></a>
<FONT color="green">071</FONT>         * @param value2    the second value<a name="line.71"></a>
<FONT color="green">072</FONT>         * @param value3    the third value<a name="line.72"></a>
<FONT color="green">073</FONT>         */     <a name="line.73"></a>
<FONT color="green">074</FONT>        static public ShortArray array(short value1, short value2, short value3) {<a name="line.74"></a>
<FONT color="green">075</FONT>            return new ShortArray(new short[]{value1, value2, value3});<a name="line.75"></a>
<FONT color="green">076</FONT>        }<a name="line.76"></a>
<FONT color="green">077</FONT>        <a name="line.77"></a>
<FONT color="green">078</FONT>        /**<a name="line.78"></a>
<FONT color="green">079</FONT>         * Construct a &lt;code&gt;ShortArray&lt;/code&gt; with four elements.<a name="line.79"></a>
<FONT color="green">080</FONT>         * @param value1    the first value<a name="line.80"></a>
<FONT color="green">081</FONT>         * @param value2    the second value<a name="line.81"></a>
<FONT color="green">082</FONT>         * @param value3    the third value<a name="line.82"></a>
<FONT color="green">083</FONT>         * @param value4    the fourth value<a name="line.83"></a>
<FONT color="green">084</FONT>         */    <a name="line.84"></a>
<FONT color="green">085</FONT>        static public ShortArray array(short value1, short value2, short value3,<a name="line.85"></a>
<FONT color="green">086</FONT>                                      short value4) {<a name="line.86"></a>
<FONT color="green">087</FONT>            return new ShortArray(new short[]{value1, value2, value3, value4});<a name="line.87"></a>
<FONT color="green">088</FONT>        }<a name="line.88"></a>
<FONT color="green">089</FONT>        <a name="line.89"></a>
<FONT color="green">090</FONT>        // java.io.Serializable interface<a name="line.90"></a>
<FONT color="green">091</FONT>        <a name="line.91"></a>
<FONT color="green">092</FONT>        /*<a name="line.92"></a>
<FONT color="green">093</FONT>         * Serialization hacks to prevent the contents from being serialized as a<a name="line.93"></a>
<FONT color="green">094</FONT>         * mutable array.  This improves efficiency for projects that serialize<a name="line.94"></a>
<FONT color="green">095</FONT>         * Joe-E objects using Java's serialization API by avoiding treatment of<a name="line.95"></a>
<FONT color="green">096</FONT>         * immutable state as mutable.  These methods can otherwise be ignored.<a name="line.96"></a>
<FONT color="green">097</FONT>         */<a name="line.97"></a>
<FONT color="green">098</FONT>        private void writeObject(final ObjectOutputStream out) throws IOException {<a name="line.98"></a>
<FONT color="green">099</FONT>            out.defaultWriteObject();<a name="line.99"></a>
<FONT color="green">100</FONT>    <a name="line.100"></a>
<FONT color="green">101</FONT>            out.writeInt(shorts.length);<a name="line.101"></a>
<FONT color="green">102</FONT>            for (short c : shorts) {<a name="line.102"></a>
<FONT color="green">103</FONT>                out.writeShort(c);<a name="line.103"></a>
<FONT color="green">104</FONT>            }<a name="line.104"></a>
<FONT color="green">105</FONT>        }<a name="line.105"></a>
<FONT color="green">106</FONT>    <a name="line.106"></a>
<FONT color="green">107</FONT>        private void readObject(final ObjectInputStream in) throws <a name="line.107"></a>
<FONT color="green">108</FONT>                                            IOException, ClassNotFoundException {<a name="line.108"></a>
<FONT color="green">109</FONT>            in.defaultReadObject();<a name="line.109"></a>
<FONT color="green">110</FONT>    <a name="line.110"></a>
<FONT color="green">111</FONT>            final int length = in.readInt();<a name="line.111"></a>
<FONT color="green">112</FONT>            shorts = new short[length];<a name="line.112"></a>
<FONT color="green">113</FONT>            for (int i = 0; i &lt; length; ++i) {<a name="line.113"></a>
<FONT color="green">114</FONT>                shorts[i] = in.readShort();<a name="line.114"></a>
<FONT color="green">115</FONT>            }<a name="line.115"></a>
<FONT color="green">116</FONT>        }<a name="line.116"></a>
<FONT color="green">117</FONT>        <a name="line.117"></a>
<FONT color="green">118</FONT>        /*<a name="line.118"></a>
<FONT color="green">119</FONT>         *  Methods that must be overriden, as the implementation in ConstArray<a name="line.119"></a>
<FONT color="green">120</FONT>         *  would try to use arr, which is null.<a name="line.120"></a>
<FONT color="green">121</FONT>         */<a name="line.121"></a>
<FONT color="green">122</FONT>        <a name="line.122"></a>
<FONT color="green">123</FONT>        // java.lang.Object interface<a name="line.123"></a>
<FONT color="green">124</FONT>        <a name="line.124"></a>
<FONT color="green">125</FONT>        /**<a name="line.125"></a>
<FONT color="green">126</FONT>         * Test for equality with another object<a name="line.126"></a>
<FONT color="green">127</FONT>         * @return true if the other object is a {@link ConstArray} with the same<a name="line.127"></a>
<FONT color="green">128</FONT>         *         contents as this array<a name="line.128"></a>
<FONT color="green">129</FONT>         */<a name="line.129"></a>
<FONT color="green">130</FONT>        public boolean equals(final Object other) {<a name="line.130"></a>
<FONT color="green">131</FONT>            if (other instanceof ShortArray) {<a name="line.131"></a>
<FONT color="green">132</FONT>                // Simple case: just compare shortArr fields<a name="line.132"></a>
<FONT color="green">133</FONT>                return Arrays.equals(shorts, ((ShortArray)other).shorts);<a name="line.133"></a>
<FONT color="green">134</FONT>            } else if (other instanceof ConstArray&lt;?&gt;) {<a name="line.134"></a>
<FONT color="green">135</FONT>                // Other array does not have contents in shortArr:<a name="line.135"></a>
<FONT color="green">136</FONT>                // check that length matches, and then compare elements one-by-one<a name="line.136"></a>
<FONT color="green">137</FONT>                final ConstArray&lt;?&gt; otherArray = (ConstArray&lt;?&gt;)other;<a name="line.137"></a>
<FONT color="green">138</FONT>                if (otherArray.length() != shorts.length) {<a name="line.138"></a>
<FONT color="green">139</FONT>                    return false;<a name="line.139"></a>
<FONT color="green">140</FONT>                }            <a name="line.140"></a>
<FONT color="green">141</FONT>                for (int i = 0; i &lt; shorts.length; ++i) {<a name="line.141"></a>
<FONT color="green">142</FONT>                    final Object otherElement = otherArray.get(i);<a name="line.142"></a>
<FONT color="green">143</FONT>                    if (!(otherElement instanceof Short) ||<a name="line.143"></a>
<FONT color="green">144</FONT>                        ((Short)otherElement).shortValue() != shorts[i]) {<a name="line.144"></a>
<FONT color="green">145</FONT>                        return false;<a name="line.145"></a>
<FONT color="green">146</FONT>                    }<a name="line.146"></a>
<FONT color="green">147</FONT>                }            <a name="line.147"></a>
<FONT color="green">148</FONT>                return true;<a name="line.148"></a>
<FONT color="green">149</FONT>            } else {<a name="line.149"></a>
<FONT color="green">150</FONT>                // Only a ConstArray can be equal to a ShortArray<a name="line.150"></a>
<FONT color="green">151</FONT>                return false;<a name="line.151"></a>
<FONT color="green">152</FONT>            }<a name="line.152"></a>
<FONT color="green">153</FONT>        }<a name="line.153"></a>
<FONT color="green">154</FONT>    <a name="line.154"></a>
<FONT color="green">155</FONT>        /**<a name="line.155"></a>
<FONT color="green">156</FONT>         * Computes a digest of the array for hashing.  The hash code is the same<a name="line.156"></a>
<FONT color="green">157</FONT>         * as {@link java.util.Arrays#hashCode(Object[])} called on a Java array<a name="line.157"></a>
<FONT color="green">158</FONT>         * containing the same elements.<a name="line.158"></a>
<FONT color="green">159</FONT>         * @return a hash code based on the contents of this array<a name="line.159"></a>
<FONT color="green">160</FONT>         */<a name="line.160"></a>
<FONT color="green">161</FONT>        public int hashCode() {<a name="line.161"></a>
<FONT color="green">162</FONT>            // Because wrappers for primitive types return the same hashCode as <a name="line.162"></a>
<FONT color="green">163</FONT>            // their primitive values, a ShortArray has the same hashCode as a<a name="line.163"></a>
<FONT color="green">164</FONT>            // ConstArray&lt;Short&gt; with the same contents.<a name="line.164"></a>
<FONT color="green">165</FONT>            return Arrays.hashCode(shorts);<a name="line.165"></a>
<FONT color="green">166</FONT>        }<a name="line.166"></a>
<FONT color="green">167</FONT>        <a name="line.167"></a>
<FONT color="green">168</FONT>        /**<a name="line.168"></a>
<FONT color="green">169</FONT>         * Return a string representation of the array<a name="line.169"></a>
<FONT color="green">170</FONT>         */    <a name="line.170"></a>
<FONT color="green">171</FONT>        public String toString() { <a name="line.171"></a>
<FONT color="green">172</FONT>            return Arrays.toString(shorts);<a name="line.172"></a>
<FONT color="green">173</FONT>        }<a name="line.173"></a>
<FONT color="green">174</FONT>        <a name="line.174"></a>
<FONT color="green">175</FONT>        // org.joe_e.ConstArray interface<a name="line.175"></a>
<FONT color="green">176</FONT>    <a name="line.176"></a>
<FONT color="green">177</FONT>        /**<a name="line.177"></a>
<FONT color="green">178</FONT>         * Gets the length of the array.<a name="line.178"></a>
<FONT color="green">179</FONT>         */<a name="line.179"></a>
<FONT color="green">180</FONT>        public int length() { <a name="line.180"></a>
<FONT color="green">181</FONT>            return shorts.length;<a name="line.181"></a>
<FONT color="green">182</FONT>        }<a name="line.182"></a>
<FONT color="green">183</FONT>        <a name="line.183"></a>
<FONT color="green">184</FONT>        /**<a name="line.184"></a>
<FONT color="green">185</FONT>         * Creates a &lt;code&gt;Short&lt;/code&gt; for a specified &lt;code&gt;short&lt;/code&gt;.<a name="line.185"></a>
<FONT color="green">186</FONT>         * @param i position of the element to return<a name="line.186"></a>
<FONT color="green">187</FONT>         * @throws ArrayIndexOutOfBoundsException &lt;code&gt;i&lt;/code&gt; is out of bounds<a name="line.187"></a>
<FONT color="green">188</FONT>         */<a name="line.188"></a>
<FONT color="green">189</FONT>        public Short get(int i) { <a name="line.189"></a>
<FONT color="green">190</FONT>            return shorts[i]; <a name="line.190"></a>
<FONT color="green">191</FONT>        }<a name="line.191"></a>
<FONT color="green">192</FONT>        <a name="line.192"></a>
<FONT color="green">193</FONT>        /**<a name="line.193"></a>
<FONT color="green">194</FONT>         * Return a mutable copy of the array<a name="line.194"></a>
<FONT color="green">195</FONT>         * @param prototype prototype of the array to copy into<a name="line.195"></a>
<FONT color="green">196</FONT>         * @return an array containing the contents of this &lt;code&gt;ConstArray&lt;/code&gt;<a name="line.196"></a>
<FONT color="green">197</FONT>         *     of the same type as &lt;code&gt;prototype&lt;/code&gt;<a name="line.197"></a>
<FONT color="green">198</FONT>         * @throws ArrayStoreException if an element cannot be stored in the array<a name="line.198"></a>
<FONT color="green">199</FONT>         */<a name="line.199"></a>
<FONT color="green">200</FONT>        @SuppressWarnings("unchecked")<a name="line.200"></a>
<FONT color="green">201</FONT>        public &lt;T&gt; T[] toArray(T[] prototype) {<a name="line.201"></a>
<FONT color="green">202</FONT>            final int len = length();<a name="line.202"></a>
<FONT color="green">203</FONT>            if (prototype.length &lt; len) {<a name="line.203"></a>
<FONT color="green">204</FONT>                final Class&lt;?&gt; t = prototype.getClass().getComponentType(); <a name="line.204"></a>
<FONT color="green">205</FONT>                prototype = (T[])Array.newInstance(t, len);<a name="line.205"></a>
<FONT color="green">206</FONT>            }<a name="line.206"></a>
<FONT color="green">207</FONT>            <a name="line.207"></a>
<FONT color="green">208</FONT>            for (int i = 0; i &lt; len; ++i) {<a name="line.208"></a>
<FONT color="green">209</FONT>                prototype[i] = (T) (Short) shorts[i];<a name="line.209"></a>
<FONT color="green">210</FONT>            }<a name="line.210"></a>
<FONT color="green">211</FONT>            return prototype;<a name="line.211"></a>
<FONT color="green">212</FONT>        }<a name="line.212"></a>
<FONT color="green">213</FONT>        <a name="line.213"></a>
<FONT color="green">214</FONT>        /**<a name="line.214"></a>
<FONT color="green">215</FONT>         * Creates a &lt;code&gt;ShortArray&lt;code&gt; with an appended &lt;code&gt;Short&lt;/code&gt;.<a name="line.215"></a>
<FONT color="green">216</FONT>         * @param newShort   the element to append<a name="line.216"></a>
<FONT color="green">217</FONT>         * @throws NullPointerException &lt;code&gt;newShort&lt;/code&gt; is null<a name="line.217"></a>
<FONT color="green">218</FONT>         */<a name="line.218"></a>
<FONT color="green">219</FONT>        public ShortArray with(final Short newShort) {<a name="line.219"></a>
<FONT color="green">220</FONT>            return with(newShort.shortValue());<a name="line.220"></a>
<FONT color="green">221</FONT>        }<a name="line.221"></a>
<FONT color="green">222</FONT>               <a name="line.222"></a>
<FONT color="green">223</FONT>        /*<a name="line.223"></a>
<FONT color="green">224</FONT>         * Convenience (more efficient) methods with short<a name="line.224"></a>
<FONT color="green">225</FONT>         */<a name="line.225"></a>
<FONT color="green">226</FONT>            <a name="line.226"></a>
<FONT color="green">227</FONT>        /**<a name="line.227"></a>
<FONT color="green">228</FONT>         * Gets the &lt;code&gt;short&lt;/code&gt; at a specified position.<a name="line.228"></a>
<FONT color="green">229</FONT>         * @param i position of the element to return<a name="line.229"></a>
<FONT color="green">230</FONT>         * @throws ArrayIndexOutOfBoundsException &lt;code&gt;i&lt;/code&gt; is out of bounds<a name="line.230"></a>
<FONT color="green">231</FONT>         */<a name="line.231"></a>
<FONT color="green">232</FONT>        public short getShort(final int i) { <a name="line.232"></a>
<FONT color="green">233</FONT>            return shorts[i]; <a name="line.233"></a>
<FONT color="green">234</FONT>        }<a name="line.234"></a>
<FONT color="green">235</FONT>    <a name="line.235"></a>
<FONT color="green">236</FONT>        /**<a name="line.236"></a>
<FONT color="green">237</FONT>         * Creates a mutable copy of the &lt;code&gt;short&lt;/code&gt; array<a name="line.237"></a>
<FONT color="green">238</FONT>         */<a name="line.238"></a>
<FONT color="green">239</FONT>        public short[] toShortArray() {<a name="line.239"></a>
<FONT color="green">240</FONT>            return shorts.clone(); <a name="line.240"></a>
<FONT color="green">241</FONT>        }<a name="line.241"></a>
<FONT color="green">242</FONT>        <a name="line.242"></a>
<FONT color="green">243</FONT>        /** <a name="line.243"></a>
<FONT color="green">244</FONT>         * Creates a &lt;code&gt;ShortArray&lt;/code&gt; with an appended &lt;code&gt;short&lt;/code&gt;.<a name="line.244"></a>
<FONT color="green">245</FONT>         * @param newShort   the element to append<a name="line.245"></a>
<FONT color="green">246</FONT>         */<a name="line.246"></a>
<FONT color="green">247</FONT>        public ShortArray with(final short newShort) {<a name="line.247"></a>
<FONT color="green">248</FONT>            final short[] newShorts = new short[shorts.length + 1];<a name="line.248"></a>
<FONT color="green">249</FONT>            System.arraycopy(shorts, 0, newShorts, 0, shorts.length);<a name="line.249"></a>
<FONT color="green">250</FONT>            newShorts[shorts.length] = newShort;<a name="line.250"></a>
<FONT color="green">251</FONT>            return new ShortArray(newShorts);<a name="line.251"></a>
<FONT color="green">252</FONT>        }<a name="line.252"></a>
<FONT color="green">253</FONT>    <a name="line.253"></a>
<FONT color="green">254</FONT>        /**<a name="line.254"></a>
<FONT color="green">255</FONT>         * Return a new &lt;code&gt;ShortArray&lt;/code&gt; that contains the same elements<a name="line.255"></a>
<FONT color="green">256</FONT>         * as this one excluding the element at a specified index<a name="line.256"></a>
<FONT color="green">257</FONT>         * @param i the index of the element to exclude<a name="line.257"></a>
<FONT color="green">258</FONT>         * @return  the new array<a name="line.258"></a>
<FONT color="green">259</FONT>         */<a name="line.259"></a>
<FONT color="green">260</FONT>        public ShortArray without(final int i) {<a name="line.260"></a>
<FONT color="green">261</FONT>            final short[] newArr = new short[shorts.length - 1];<a name="line.261"></a>
<FONT color="green">262</FONT>            System.arraycopy(shorts, 0, newArr, 0, i);<a name="line.262"></a>
<FONT color="green">263</FONT>            System.arraycopy(shorts, i + 1, newArr, i, newArr.length - i);<a name="line.263"></a>
<FONT color="green">264</FONT>            return new ShortArray(newArr);<a name="line.264"></a>
<FONT color="green">265</FONT>        }<a name="line.265"></a>
<FONT color="green">266</FONT>        <a name="line.266"></a>
<FONT color="green">267</FONT>        /**<a name="line.267"></a>
<FONT color="green">268</FONT>         * A {@link ShortArray} factory.<a name="line.268"></a>
<FONT color="green">269</FONT>         */<a name="line.269"></a>
<FONT color="green">270</FONT>        public static final class Builder extends <a name="line.270"></a>
<FONT color="green">271</FONT>                                            PowerlessArray.Builder&lt;Short&gt; {<a name="line.271"></a>
<FONT color="green">272</FONT>            private short[] shortBuffer;<a name="line.272"></a>
<FONT color="green">273</FONT>    <a name="line.273"></a>
<FONT color="green">274</FONT>            /**<a name="line.274"></a>
<FONT color="green">275</FONT>             * Construct an instance with the default internal array length.<a name="line.275"></a>
<FONT color="green">276</FONT>             */<a name="line.276"></a>
<FONT color="green">277</FONT>            Builder() {<a name="line.277"></a>
<FONT color="green">278</FONT>                this(0);<a name="line.278"></a>
<FONT color="green">279</FONT>            }<a name="line.279"></a>
<FONT color="green">280</FONT>            <a name="line.280"></a>
<FONT color="green">281</FONT>            /**<a name="line.281"></a>
<FONT color="green">282</FONT>             * Construct an instance.<a name="line.282"></a>
<FONT color="green">283</FONT>             * @param estimate  estimated array length<a name="line.283"></a>
<FONT color="green">284</FONT>             */<a name="line.284"></a>
<FONT color="green">285</FONT>            Builder(int estimate) {<a name="line.285"></a>
<FONT color="green">286</FONT>                shortBuffer = new short[estimate &gt; 0 ? estimate : 32];<a name="line.286"></a>
<FONT color="green">287</FONT>                size = 0;<a name="line.287"></a>
<FONT color="green">288</FONT>            }<a name="line.288"></a>
<FONT color="green">289</FONT>    <a name="line.289"></a>
<FONT color="green">290</FONT>            // ArrayBuilder&lt;Short&gt; interface<a name="line.290"></a>
<FONT color="green">291</FONT>            /**<a name="line.291"></a>
<FONT color="green">292</FONT>             * Append a &lt;code&gt;Short&lt;/code&gt;<a name="line.292"></a>
<FONT color="green">293</FONT>             * @param newShort the element to add<a name="line.293"></a>
<FONT color="green">294</FONT>             * @throws NegativeArraySizeException if the resulting internal array<a name="line.294"></a>
<FONT color="green">295</FONT>             *   would exceed the maximum length of a Java array.  The builder is<a name="line.295"></a>
<FONT color="green">296</FONT>             *   unmodified.<a name="line.296"></a>
<FONT color="green">297</FONT>             */<a name="line.297"></a>
<FONT color="green">298</FONT>            public void append(Short newShort) {<a name="line.298"></a>
<FONT color="green">299</FONT>                append ((short) newShort);<a name="line.299"></a>
<FONT color="green">300</FONT>            }<a name="line.300"></a>
<FONT color="green">301</FONT>    <a name="line.301"></a>
<FONT color="green">302</FONT>            /**<a name="line.302"></a>
<FONT color="green">303</FONT>             * Append an array of &lt;code&gt;Short&lt;/code&gt;s<a name="line.303"></a>
<FONT color="green">304</FONT>             * @param newShorts the elements to add<a name="line.304"></a>
<FONT color="green">305</FONT>             * @throws IndexOutOfBoundsException if the resulting internal array<a name="line.305"></a>
<FONT color="green">306</FONT>             *   would exceed the maximum length of a Java array.  The builder is<a name="line.306"></a>
<FONT color="green">307</FONT>             *   unmodified.<a name="line.307"></a>
<FONT color="green">308</FONT>             */<a name="line.308"></a>
<FONT color="green">309</FONT>            public void append(final Short[] newShorts) {<a name="line.309"></a>
<FONT color="green">310</FONT>                append(newShorts, 0, newShorts.length);<a name="line.310"></a>
<FONT color="green">311</FONT>            }      <a name="line.311"></a>
<FONT color="green">312</FONT>    <a name="line.312"></a>
<FONT color="green">313</FONT>            /**<a name="line.313"></a>
<FONT color="green">314</FONT>             * Append a range of elements from an array of &lt;code&gt;Short&lt;/code&gt;s<a name="line.314"></a>
<FONT color="green">315</FONT>             * @param newShorts the array to add elements from<a name="line.315"></a>
<FONT color="green">316</FONT>             * @param off the index of the first element to add<a name="line.316"></a>
<FONT color="green">317</FONT>             * @param len the number of elements to add<a name="line.317"></a>
<FONT color="green">318</FONT>             * @throws IndexOutOfBoundsException if an out-of-bounds index would<a name="line.318"></a>
<FONT color="green">319</FONT>             *  be referenced or the resulting internal array would exceed the<a name="line.319"></a>
<FONT color="green">320</FONT>             *  maximum length of a Java array.  The builder is unmodified.<a name="line.320"></a>
<FONT color="green">321</FONT>             */<a name="line.321"></a>
<FONT color="green">322</FONT>            public void append(final Short[] newShorts, <a name="line.322"></a>
<FONT color="green">323</FONT>                              final int off, final int len) {<a name="line.323"></a>
<FONT color="green">324</FONT>                int newSize = size + len;<a name="line.324"></a>
<FONT color="green">325</FONT>                if (newSize &lt; 0 || off &lt; 0 || len &lt; 0 || off + len &lt; 0<a name="line.325"></a>
<FONT color="green">326</FONT>                    || off + len &gt; newShorts.length) {<a name="line.326"></a>
<FONT color="green">327</FONT>                    throw new IndexOutOfBoundsException();<a name="line.327"></a>
<FONT color="green">328</FONT>                }<a name="line.328"></a>
<FONT color="green">329</FONT>                if (newSize &gt; shortBuffer.length) {<a name="line.329"></a>
<FONT color="green">330</FONT>                    int newLength = Math.max(newSize, 2 * shortBuffer.length);<a name="line.330"></a>
<FONT color="green">331</FONT>                    System.arraycopy(shortBuffer, 0, <a name="line.331"></a>
<FONT color="green">332</FONT>                                     shortBuffer = new short[newLength], 0, size);<a name="line.332"></a>
<FONT color="green">333</FONT>                }<a name="line.333"></a>
<FONT color="green">334</FONT>                <a name="line.334"></a>
<FONT color="green">335</FONT>                for (int i = 0; i &lt; len; ++i) {<a name="line.335"></a>
<FONT color="green">336</FONT>                    shortBuffer[size + i] = newShorts[off + i];<a name="line.336"></a>
<FONT color="green">337</FONT>                }           <a name="line.337"></a>
<FONT color="green">338</FONT>                size = newSize;<a name="line.338"></a>
<FONT color="green">339</FONT>            }<a name="line.339"></a>
<FONT color="green">340</FONT>            <a name="line.340"></a>
<FONT color="green">341</FONT>            /**<a name="line.341"></a>
<FONT color="green">342</FONT>             * Create a snapshot of the current content.<a name="line.342"></a>
<FONT color="green">343</FONT>             * @return a &lt;code&gt;ShortArray&lt;/code&gt; containing the elements so far<a name="line.343"></a>
<FONT color="green">344</FONT>             */<a name="line.344"></a>
<FONT color="green">345</FONT>            public ShortArray snapshot() {<a name="line.345"></a>
<FONT color="green">346</FONT>                final short[] arr;<a name="line.346"></a>
<FONT color="green">347</FONT>                if (size == shortBuffer.length) {<a name="line.347"></a>
<FONT color="green">348</FONT>                    arr = shortBuffer;<a name="line.348"></a>
<FONT color="green">349</FONT>                } else {<a name="line.349"></a>
<FONT color="green">350</FONT>                    arr = new short[size];<a name="line.350"></a>
<FONT color="green">351</FONT>                    System.arraycopy(shortBuffer, 0, arr, 0, size);<a name="line.351"></a>
<FONT color="green">352</FONT>                }<a name="line.352"></a>
<FONT color="green">353</FONT>                return new ShortArray(arr);<a name="line.353"></a>
<FONT color="green">354</FONT>            }<a name="line.354"></a>
<FONT color="green">355</FONT>            <a name="line.355"></a>
<FONT color="green">356</FONT>            /*<a name="line.356"></a>
<FONT color="green">357</FONT>             * Convenience (more efficient) methods with short<a name="line.357"></a>
<FONT color="green">358</FONT>             */       <a name="line.358"></a>
<FONT color="green">359</FONT>            /**<a name="line.359"></a>
<FONT color="green">360</FONT>             * Append a &lt;code&gt;short&lt;/code&gt;<a name="line.360"></a>
<FONT color="green">361</FONT>             * @param newShort the element to add<a name="line.361"></a>
<FONT color="green">362</FONT>             * @throws NegativeArraySizeException if the resulting internal array<a name="line.362"></a>
<FONT color="green">363</FONT>             *   would exceed the maximum length of a Java array.  The builder is<a name="line.363"></a>
<FONT color="green">364</FONT>             *   unmodified.<a name="line.364"></a>
<FONT color="green">365</FONT>             */<a name="line.365"></a>
<FONT color="green">366</FONT>            public void append(final short newShort) {<a name="line.366"></a>
<FONT color="green">367</FONT>                if (size == shortBuffer.length) {<a name="line.367"></a>
<FONT color="green">368</FONT>                    System.arraycopy(shortBuffer, 0,<a name="line.368"></a>
<FONT color="green">369</FONT>                                     shortBuffer = new short[2 * size], 0, size);<a name="line.369"></a>
<FONT color="green">370</FONT>                }<a name="line.370"></a>
<FONT color="green">371</FONT>                shortBuffer[size++] = newShort;<a name="line.371"></a>
<FONT color="green">372</FONT>            }<a name="line.372"></a>
<FONT color="green">373</FONT>    <a name="line.373"></a>
<FONT color="green">374</FONT>            /**<a name="line.374"></a>
<FONT color="green">375</FONT>             * Append an array of &lt;code&gt;short&lt;/code&gt;s<a name="line.375"></a>
<FONT color="green">376</FONT>             * @param newShorts the elements to add<a name="line.376"></a>
<FONT color="green">377</FONT>             * @throws IndexOutOfBoundsException if the resulting internal array<a name="line.377"></a>
<FONT color="green">378</FONT>             *   would exceed the maximum length of a Java array.  The builder is<a name="line.378"></a>
<FONT color="green">379</FONT>             *   unmodified.<a name="line.379"></a>
<FONT color="green">380</FONT>             */<a name="line.380"></a>
<FONT color="green">381</FONT>            public void append(final short[] newShorts) {<a name="line.381"></a>
<FONT color="green">382</FONT>                append(newShorts, 0, newShorts.length);<a name="line.382"></a>
<FONT color="green">383</FONT>            }      <a name="line.383"></a>
<FONT color="green">384</FONT>    <a name="line.384"></a>
<FONT color="green">385</FONT>            /**<a name="line.385"></a>
<FONT color="green">386</FONT>             * Append a range of elements from an array of &lt;code&gt;short&lt;/code&gt;s<a name="line.386"></a>
<FONT color="green">387</FONT>             * @param newShorts the array to add elements from<a name="line.387"></a>
<FONT color="green">388</FONT>             * @param off the index of the first element to add<a name="line.388"></a>
<FONT color="green">389</FONT>             * @param len the number of elements to add<a name="line.389"></a>
<FONT color="green">390</FONT>             * @throws IndexOutOfBoundsException if an out-of-bounds index would<a name="line.390"></a>
<FONT color="green">391</FONT>             *  be referenced or the resulting internal array would exceed the<a name="line.391"></a>
<FONT color="green">392</FONT>             *  maximum length of a Java array.  The builder is unmodified.<a name="line.392"></a>
<FONT color="green">393</FONT>             */<a name="line.393"></a>
<FONT color="green">394</FONT>            public void append(final short[] newShorts, final int off, <a name="line.394"></a>
<FONT color="green">395</FONT>                               final int len) {<a name="line.395"></a>
<FONT color="green">396</FONT>                int newSize = size + len;<a name="line.396"></a>
<FONT color="green">397</FONT>                if (newSize &lt; 0 || off &lt; 0 || len &lt; 0 || off + len &lt; 0<a name="line.397"></a>
<FONT color="green">398</FONT>                    || off + len &gt; newShorts.length) {<a name="line.398"></a>
<FONT color="green">399</FONT>                    throw new IndexOutOfBoundsException();<a name="line.399"></a>
<FONT color="green">400</FONT>                }<a name="line.400"></a>
<FONT color="green">401</FONT>                if (newSize &gt; shortBuffer.length) {<a name="line.401"></a>
<FONT color="green">402</FONT>                    int newLength = Math.max(newSize, 2 * shortBuffer.length);<a name="line.402"></a>
<FONT color="green">403</FONT>                    System.arraycopy(shortBuffer, 0, <a name="line.403"></a>
<FONT color="green">404</FONT>                                     shortBuffer = new short[newLength], 0, size);<a name="line.404"></a>
<FONT color="green">405</FONT>                }<a name="line.405"></a>
<FONT color="green">406</FONT>                System.arraycopy(newShorts, off, shortBuffer, size, len);<a name="line.406"></a>
<FONT color="green">407</FONT>                size = newSize;<a name="line.407"></a>
<FONT color="green">408</FONT>            }<a name="line.408"></a>
<FONT color="green">409</FONT>        }<a name="line.409"></a>
<FONT color="green">410</FONT>        <a name="line.410"></a>
<FONT color="green">411</FONT>        /* If one only invokes static methods statically, this is sound, since<a name="line.411"></a>
<FONT color="green">412</FONT>         * ByteArray extends PowerlessArray&lt;Byte&gt; and thus this method is<a name="line.412"></a>
<FONT color="green">413</FONT>         * only required to return something of a type covariant with<a name="line.413"></a>
<FONT color="green">414</FONT>         * PowerlessArray.Builder&lt;Byte&gt;.  Unfortunately, this is not completely<a name="line.414"></a>
<FONT color="green">415</FONT>         * sound because it is possible to invoke static methods on instances, e.g.<a name="line.415"></a>
<FONT color="green">416</FONT>         * ConstArray.Builder&lt;String&gt; = (ConstArray (ShortArray.array())).builder()<a name="line.416"></a>
<FONT color="green">417</FONT>         * Invocations of append() can then throw ClassCastExceptions.<a name="line.417"></a>
<FONT color="green">418</FONT>         * <a name="line.418"></a>
<FONT color="green">419</FONT>         * I can't see a way to avoid this other than to de-genericize everything.<a name="line.419"></a>
<FONT color="green">420</FONT>         */<a name="line.420"></a>
<FONT color="green">421</FONT>    <a name="line.421"></a>
<FONT color="green">422</FONT>        /**<a name="line.422"></a>
<FONT color="green">423</FONT>         * Get a &lt;code&gt;ShortArray.Builder&lt;/code&gt;.  This is equivalent to the<a name="line.423"></a>
<FONT color="green">424</FONT>         * constructor.<a name="line.424"></a>
<FONT color="green">425</FONT>         * @return a new builder instance, with the default internal array length<a name="line.425"></a>
<FONT color="green">426</FONT>         */<a name="line.426"></a>
<FONT color="green">427</FONT>        @SuppressWarnings("unchecked")<a name="line.427"></a>
<FONT color="green">428</FONT>        public static Builder builder() {<a name="line.428"></a>
<FONT color="green">429</FONT>            return new Builder(0);<a name="line.429"></a>
<FONT color="green">430</FONT>        }<a name="line.430"></a>
<FONT color="green">431</FONT>    <a name="line.431"></a>
<FONT color="green">432</FONT>        /**<a name="line.432"></a>
<FONT color="green">433</FONT>         * Get a &lt;code&gt;ShortArray.Builder&lt;/code&gt;.  This is equivalent to the<a name="line.433"></a>
<FONT color="green">434</FONT>         * constructor.<a name="line.434"></a>
<FONT color="green">435</FONT>         * @param estimate  estimated array length  <a name="line.435"></a>
<FONT color="green">436</FONT>         * @return a new builder instance<a name="line.436"></a>
<FONT color="green">437</FONT>         */<a name="line.437"></a>
<FONT color="green">438</FONT>        @SuppressWarnings("unchecked")<a name="line.438"></a>
<FONT color="green">439</FONT>        public static Builder builder(final int estimate) {<a name="line.439"></a>
<FONT color="green">440</FONT>            return new Builder(estimate);<a name="line.440"></a>
<FONT color="green">441</FONT>        }<a name="line.441"></a>
<FONT color="green">442</FONT>    }<a name="line.442"></a>




























































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